Construction.
Whether you're building a skyscraper or paving the Interstate, Cummins power helps you meet every deadline. With power you can count on, in every piece of equipment and on every job site everywhere around the globe. And because each engine can be custom-engineered to adapt to specific load and work environment factors, you get optimized performance the first time, every time.
QST30 Powers the biggest construction equipment, and tackles the biggest jobs. Advanced electronics deliver exceptional performance and durability with low maintenance and operating costs. Ratings range from 1200-1500 hp.
QSK23 Whether you are powering new equipment or repowering an excavator, loader or road paver, the QSK23 delivers high performance and long-range durability with low maintenance and operational costs, every day. Ratings range from 760 to 950 hp.
QSK19 These powerful engines with state-of-the-art electronics are designed to give every bulldozer, grader and excavator maximum performance with minimum maintenance. Ratings range from 525 to 800 hp.
QSX The unique dual overhead cam design of the QSX allows the engineers at Cummins to optimize combustion efficiency. Ratings range from 350-660 hp.
QSL With a torque rise of up to 50% and a peak torque of 1150 lb-ft., the QSL handles the toughest loads and the roughest work conditions. A High-Pressure Common Rail (HPCR) fuel system helps deliver better fuel economy, with better cold starting capability and a 50% reduction in noise output. Ratings range from 280-350 hp.
QSC Makes every construction zone a more efficient work zone. A High-Pressure Common Rail (HPCR) fuel system delivers for performance at every rpm, while quieter operation (up to 50% less noise) improves communications and operator comfort. Ratings range from 240-340 hp.
QSB When your equipment has to handle a wide range of operating conditions and load factors, you need the precision and flexibility of full-authority electronic controls. Cummins 4-cylinder and 6-cylinder QSB engines make every piece of equipment work harder, longer and better. Ratings range from 110-275 hp.
C8.3 The C8.3 with mechanical fuel injection is one of the most versatile and successful engines in every kind of construction equipment, in use everywhere around the globe. Ratings are available from 185-260 hp.
B Series Our mechanical B series engines are small enough to fit the equipment but big enough to handle the job. Three different models are available, the four-cylinder B3.9 and B4.5 plus the 6-cylinder B5.9. Ratings range from 110-173 hp.
B3.3 From forklifts to compactors to skidsteers, Cummins B3.3 engine brings toughness and reliability to every piece of equipment. Its in-line 4-cylinder design has a compact footprint for easy installation. Ratings range from 60-85 hp, with mechanical fuel injection and a choice of naturally aspirated or turbocharged versions.
A Series From portable lighting to power generators to air compressors, Cummins A Series engines work round-the-clock and never take a break. These compact 3- and 4-cylinder diesels deliver strong performance with a minimum of maintenance. 5 models are available, with ratings ranging from 31-60 hp.
